 was a substitute host for Johnny Carson on The Tonight Show and starred in the movie Clue, among other films. His family said he died after a long illness. Martin Mull was 80 years old. Weather and sports next. WBT News Time, 632. Each week, at least one child dies from heat stroke after being left alone in a car. Often, these incidents are not a matter of neglect, but even the most responsible, loving parents are liable to forget a child in the car due to sleep deprivation.